Intelligence · Disclosure tracker
Every public disclosure, dated and sourced.
Public breach disclosures from regulators, court filings, company notices and news reporting, each recorded with its date and a link to the original. Updated daily.
5,323
Disclosures in the tracker, all years
2,037
Of those, indexed in 2026
89
Added in October
23
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 22 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High27 Aug 2020
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
300K student and employee records exposed in Maze ransomware
27 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
High25 Aug 2020
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
DDoS attacks disrupted trading for multiple days, state-sponsored suspected
25 Aug 2020
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